:root{--ink:#1d302b;--muted:#63726c;--paper:#f7f8f4;--line:#dce3da;--orange:#e76e38;--green:#223e33}
*{box-sizing:border-box}html{scroll-padding-top:96px;-webkit-text-size-adjust:100%}
body{margin:0;color:var(--ink);background:var(--paper);font:15px/1.75 "Microsoft YaHei","PingFang SC","Noto Sans CJK SC",sans-serif}
a{color:inherit;text-decoration:none}a:hover{color:#a54321}
h1,h2,h3,p{margin:0}
.wrap{width:min(960px,calc(100% - 36px));margin:auto}
header{position:sticky;top:0;background:#ffffffed;border-bottom:1px solid var(--line);z-index:10;backdrop-filter:blur(16px)}
.head{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:14px;font-weight:700;font-size:13px;letter-spacing:1px}
.brand img{width:94px;height:auto;aspect-ratio:1512/1040;object-fit:contain;display:block}
.brand small{display:block;font-size:10px;font-weight:400;letter-spacing:1px;color:var(--muted);margin-top:2px}
.head nav{display:flex;gap:24px;font-size:13px}
.breadcrumbs{font-size:12px;color:var(--muted);margin:22px 0 6px;display:flex;gap:8px;flex-wrap:wrap}
.eyebrow{font-size:11px;letter-spacing:2.3px;font-weight:700;color:#8a462c;margin-top:14px}
h1{font-size:clamp(32px,8vw,48px);line-height:1.25;letter-spacing:-1px;margin:10px 0 12px}
.summary{color:var(--muted);font-size:16px}
h2{font-size:21px;line-height:1.5;margin:0 0 12px}
.box{background:white;border:1px solid var(--line);border-top:3px solid var(--orange);border-radius:14px;padding:20px;margin-top:20px}
.items{list-style:none;margin:0;padding:0}
.items li{display:flex;gap:14px;align-items:center;padding:12px 0;border-bottom:1px dashed var(--line)}
.items li:last-child{border-bottom:0}
.items .n{flex:none;width:34px;height:34px;border-radius:50%;background:var(--green);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}
.items b{display:block;font-size:17px}
.items small{display:block;font-size:13px;color:var(--muted);line-height:1.5}
.send p+p{margin-top:8px}
.mail{font-size:20px;color:#a54321;word-break:break-all}
.tip{font-size:13px;color:var(--muted)}
.btn{display:block;text-align:center;margin:16px 0 12px;background:var(--orange);color:#fff;font-size:18px;font-weight:800;padding:15px 20px;border-radius:12px}
.btn:hover{color:#fff;background:#cf5b28}
footer{padding:30px 0 40px;margin-top:36px;background:#f4f6f0;font-size:11px;color:#687463;border-top:1px solid var(--line)}
footer .wrap{display:flex;align-items:center;gap:16px}footer img{width:70px;height:auto}
@media(min-width:900px){.wrap{width:min(760px,calc(100% - 80px))}.head{min-height:88px}.brand img{width:108px}.btn{display:inline-block;padding:14px 48px}}
@media(max-width:620px){.head nav{display:none}}